TDD in PHP - A Brief Example (Nashville PHP 2010-10-12)
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TDD in PHP - A Brief Example (Nashville PHP 2010-10-12)
- 1. TDD in PHP: A Brief Example
- 2. About Me Jeremy Kendall PHP Developer since 2001 Organizer Memphis PHP Contributor to FRAPI project (getfrapi.com) [email_address] @JeremyKendall http://jeremykendall.net
- 3. TDD in PHP: A Brief Example Test Driven Development, you say?
- 4. Frankly, my dear . . .
- 7. ” Test Driven Development (TDD) is a software development process that relies on the repetition of a very short development cycle . . .”
- 9. Run all tests, watch new test fail
- 10. Write just enough code to make the test pass
- 11. Run all tests, watch new test pass
- 12. Lather, rinse, repeat . . .
- 13. Refactor
- 15. Confidence
- 16. Faster time to resolution
- 17. Documentation
- 19. False sense of confidence
- 20. Without management and team buy-in, TDD is DOA
- 23. Demonstrate refactoring with confidence
- 24. Demonstrate TDD impact on design decisions
- 26. Tutor class (consumes calculator)
- 29. Integer overflow
- 33. Uses calculator class to test responses
- 34. Favors composition over inheritance
- 35. Tutor_MathTutor
- 37. PHPUnit will be configured with phpunit.xml
- 39. Tells PHPUnit where to look for our tests
- 41. Registers a simple autoloader
- 42. LET'S GET IT ON!
- 44. PHPUnit - http://www.phpunit.de/
- 46. The code example in this presentation was adapted for PHP from Przemysław Bielicki's TDD video tutorial at Agile Software Development. - http://bit.ly/byDZOA